Recent reports indicate that Minnesota Gov. Tim Walz may not have been in China in the Tiananmen Square pro-democracy protests in 1989, as he said.

Newly unearthed reports contradict previous claims made by Minnesota Gov. Tim Walz about his travel to China, including a claim that the Democratic vice presidential nominee traveled to China for a teaching position in 1989 during the Tiananmen Square pro-democracy protests that ended in hundreds of protesters killed by the Chinese government.

Iron ore futures spiked in early trading Monday after three of China's biggest cities eased restrictions on homebuying, raising hopes for stronger demand in the top global consumer of the steelmaking ingredient.

Iron ore spiked more than 11% and base metals rose after three of China’s biggest cities eased curbs on home buying, bolstering the demand outlook as the central government adds stimulus.

Prices for iron ore have spiked 10% over the weekend coming in at over $US110 a tonne in Singapore for the first time since July.